Patent 8438120

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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PTAB activity (1)

AIA trial proceedings — IPR, PGR, CBM — filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced directly from the PTAB Trial API.

1 active
  • IPR2026-00304IPRfiled Mar 31, 2026vs. Google LLCPending

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Cases on file (4)

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Specific litigation cases in our database that name US patent 8438120. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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Litigation History of U.S. Patent 8,438,120

As of April 30, 2026, U.S. Patent 8,438,120, currently assigned to K Mizra LLC, has been asserted in multiple patent infringement lawsuits. The following is a list of known litigation involving this patent, based on public records.

1. Case Against CrowdStrike, Inc.

  • Plaintiff: K. Mizra LLC
  • Defendant: CrowdStrike, Inc.
  • Jurisdiction: U.S. District Court for the Western District of Texas
  • Case Number: 1:26-cv-00754
  • Filing Date: The specific filing date for this case in 2026 is not available in the search results.
  • Status: The current status of this case is pending.

2. Case Against Rapid7, Inc.

  • Plaintiff: K. Mizra LLC
  • Defendant: Rapid7, Inc.
  • Jurisdiction: U.S. District Court for the Western District of Texas
  • Case Number: 1:26-cv-00316
  • Filing Date: The specific filing date for this case in 2026 is not available in the search results.
  • Status: The current status of this case is pending.

3. Case Involving Fortinet, Inc. and Google LLC

  • Parties: This case involves Google LLC and K. Mizra LLC. It is related to prior litigation initiated by K. Mizra LLC against Fortinet, Inc.
  • Jurisdiction: U.S. District Court for the Northern District of California
  • Case Number: 3:25-cv-08107
  • Filing Date: December 5, 2025.
  • Status: This is a declaratory judgment action brought by Google against K. Mizra LLC. The case is currently pending. This action followed a lawsuit filed by K. Mizra LLC against Fortinet, Inc. in the Eastern District of Texas (2-21-cv-00249) on July 8, 2021, which has since been terminated.

These cases indicate an active assertion campaign by the current assignee, K Mizra LLC, which has been involved in numerous patent litigations against various technology companies. The outcomes of the pending cases will further define the legal standing and interpretation of the claims in patent 8,438,120.

Generated 4/30/2026, 11:26:36 PM